How to Use HTML DOM Animation in JavaScript

Animations make websites look modern and interactive. With HTML DOM Animation, you can move, resize, or change elements on a webpage using JavaScript.

What is HTML DOM Animation?

HTML DOM Animation means using JavaScript to control and animate HTML elements.

DOM (Document Object Model) allows JavaScript to access and change:

• Text

• Images

• Colors

• Position

• Size

• Visibility

Using animation, we can:

• Move a box

• Fade text

• Slide images

• Create simple effects

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Example: Move a Box

Step 1: Create HTML Structure

How This Code Works

1. getElementById() selects the element.

2. setInterval() repeats a function every few milliseconds.

3. position++ increases the movement value.

4. style.left moves the box horizontally.

5. clearInterval() stops the animation.

Important Things to Remember

• Always use position: absolute or relative in CSS.

• You can animate properties like:

  • left

  • top

  • width

  • height

  • opacity

Better Method: requestAnimationFrame()

For smoother animations, use:

It gives better performance than setInterval().

Why Use DOM Animation?

• Makes website interactive

• Improves user experience

• Used in games, sliders, and effects

• No extra library required

Conclusion

HTML DOM Animation is a simple way to create effects using JavaScript. By changing CSS properties through JavaScript, you can create smooth animations easily.

Categories: web designing web development javascript